#include <stdio.h>
#include "add.h"
int main(void) {
    int a = 10, b = 5;
    printf("int: %d + %d = %d\n", a, b, add_int(a, b));
    float x = 3.14, y = 2.86;
    printf("float: %.2f + %.2f = %.2f\n", x, y, add_float(x, y));
    // 新增行
    int c = 20, d = 8;
    printf("int: %d - %d = %d\n", c, d, sub_int(c, d));
    return 0;
}
